import datetime
from django.db import models
from django.utils import timezone

class Author(models.Model):
    name = models.CharField(max_length=50)
    email = models.EmailField()

    def __unicode__(self):
        return self.name
# Create your models here.
class Poll(models.Model):
    authors = models.ForeignKey(Author)
    question = models.CharField(max_length=200)
    pub_date = models.DateTimeField('date published')
    
    def __unicode__(self):
        return self.question
    
    def was_published_recently(self):
        return self.pub_date >= timezone.now() - datetime.timedelta(days=1)
    was_published_recently.admin_order_field = 'pub_date'
    was_published_recently.boolean = True
    was_published_recently.short_description = 'Published recently?'
        
class Author_Polls(models.Model):
    poll = models.ForeignKey(Poll)
    authors = models.ForeignKey(Author)

    def __unicode__(self):
        return self.name
class Choice(models.Model):
    poll = models.ForeignKey(Poll)
    choice_text = models.CharField(max_length=200)
    votes = models.IntegerField(default=0)
    
    def __unicode__(self):
        return self.choice_text